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        <h3 id="被WIN下的CRLF换行符坑了一把"><a href="#被WIN下的CRLF换行符坑了一把" class="headerlink" title="被WIN下的CRLF换行符坑了一把"></a>被WIN下的CRLF换行符坑了一把</h3><figure class="highlight php"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">// crlf模式</span></span><br><span class="line"><span class="variable">$str</span> = <span class="string">&lt;&lt;&lt;str</span></span><br><span class="line"><span class="string">aaaa |</span></span><br><span class="line"><span class="string">|</span></span><br><span class="line"><span class="string">kkk |</span></span><br><span class="line"><span class="string">str</span>;</span><br><span class="line"></span><br><span class="line"><span class="variable">$pattern</span> = <span class="string">&quot;/\|\r$/m&quot;</span>;</span><br><span class="line"><span class="variable">$replace</span> = <span class="string">&quot;i&quot;</span>;</span><br><span class="line"><span class="variable">$res</span> = <span class="title function_ invoke__">preg_replace</span>(<span class="variable">$pattern</span>,<span class="variable">$replace</span>, <span class="variable">$str</span>);</span><br><span class="line"><span class="keyword">echo</span> (<span class="variable">$res</span>);</span><br></pre></td></tr></table></figure>
<p>result</p>
<figure class="highlight plaintext"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line">aaaa i</span><br><span class="line">i</span><br><span class="line">kkk |</span><br></pre></td></tr></table></figure>

<p>回过头一看，居然忘了「\r」是什么了。</p>
<p>时隔数月又一次遇到这种问题，win（CRLF）下的回车换行是两个不可见字符~~~</p>
<h3 id="终于写出一个把命令行查出结果转化成excel的小脚本了"><a href="#终于写出一个把命令行查出结果转化成excel的小脚本了" class="headerlink" title="终于写出一个把命令行查出结果转化成excel的小脚本了"></a>终于写出一个把命令行查出结果转化成excel的小脚本了</h3><figure class="highlight php"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br><span class="line">78</span><br><span class="line">79</span><br><span class="line">80</span><br><span class="line">81</span><br><span class="line">82</span><br><span class="line">83</span><br><span class="line">84</span><br><span class="line">85</span><br><span class="line">86</span><br><span class="line">87</span><br><span class="line">88</span><br><span class="line">89</span><br><span class="line">90</span><br><span class="line">91</span><br><span class="line">92</span><br><span class="line">93</span><br><span class="line">94</span><br><span class="line">95</span><br><span class="line">96</span><br><span class="line">97</span><br><span class="line">98</span><br><span class="line">99</span><br><span class="line">100</span><br><span class="line">101</span><br><span class="line">102</span><br><span class="line">103</span><br><span class="line">104</span><br><span class="line">105</span><br><span class="line">106</span><br><span class="line">107</span><br><span class="line">108</span><br><span class="line">109</span><br><span class="line">110</span><br><span class="line">111</span><br><span class="line">112</span><br><span class="line">113</span><br><span class="line">114</span><br><span class="line">115</span><br><span class="line">116</span><br><span class="line">117</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">&lt;?php</span></span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * Class TurnToExcel</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="class"><span class="keyword">class</span> <span class="title">TurnToExcel</span></span></span><br><span class="line"><span class="class"></span>&#123;</span><br><span class="line">    <span class="keyword">private</span> <span class="variable">$file_name</span>;</span><br><span class="line">    <span class="keyword">private</span> <span class="variable">$target_name</span>;</span><br><span class="line">    <span class="keyword">private</span> <span class="variable">$result</span>;</span><br><span class="line">    <span class="keyword">private</span> <span class="variable">$content</span>;</span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> string $file_name</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> $this</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="keyword">public</span> <span class="function"><span class="keyword">function</span> <span class="title">setFileName</span>(<span class="params"><span class="keyword">string</span> <span class="variable">$file_name</span></span>)</span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="variable language_">$this</span>-&gt;file_name = <span class="variable">$file_name</span>;</span><br><span class="line">        <span class="keyword">return</span> <span class="variable language_">$this</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> mixed $target_name</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> $this</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="keyword">public</span> <span class="function"><span class="keyword">function</span> <span class="title">setTargetName</span>(<span class="params"><span class="variable">$target_name</span></span>)</span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="variable language_">$this</span>-&gt;target_name = <span class="variable">$target_name</span>;</span><br><span class="line">        <span class="keyword">return</span> <span class="variable language_">$this</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> string $content</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> $this</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="keyword">public</span> <span class="function"><span class="keyword">function</span> <span class="title">setContent</span>(<span class="params"><span class="variable">$content</span></span>)</span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="variable language_">$this</span>-&gt;content = <span class="variable">$content</span>;</span><br><span class="line">        <span class="keyword">return</span> <span class="variable language_">$this</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">    <span class="keyword">public</span> <span class="function"><span class="keyword">function</span> <span class="title">getContent</span>(<span class="params"></span>)</span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="keyword">if</span> (<span class="keyword">empty</span>(<span class="variable language_">$this</span>-&gt;content)) &#123;</span><br><span class="line">            <span class="variable language_">$this</span>-&gt;content = <span class="title function_ invoke__">file_get_contents</span>(<span class="variable">$this</span>-&gt;file_name);</span><br><span class="line">        &#125;</span><br><span class="line">        <span class="keyword">return</span> <span class="variable language_">$this</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> $this</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="keyword">public</span> <span class="function"><span class="keyword">function</span> <span class="title">run</span>(<span class="params"></span>)</span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="variable language_">$this</span>-&gt;<span class="title function_ invoke__">getContent</span>();</span><br><span class="line">        <span class="variable">$pattern</span> = [</span><br><span class="line">            <span class="string">&quot;/(\r|\n|\r\n)&#123;2,&#125;/&quot;</span>,               <span class="comment">// 删除多余空行</span></span><br><span class="line">            <span class="string">&quot;/\+(-+\+)*(\r|\n|\r\n)?/&quot;</span>,         <span class="comment">// 删除「+-----+----+」</span></span><br><span class="line">            <span class="string">&quot;/^\| */m&quot;</span>,                         <span class="comment">// 删除行首「|」</span></span><br><span class="line">            <span class="string">&quot;/ *\|(\r|\n|\r\n)/&quot;</span>,               <span class="comment">// 删除行尾「|」              // 为什么只有在「lf」换行符模式下才能用「/ *\|$/」</span></span><br><span class="line">            <span class="string">&quot;/ *\| */&quot;</span>,                         <span class="comment">// 把行内「|」替换成「tab」</span></span><br><span class="line">            <span class="string">&quot;/(\r\n|\r|\n)?$/&quot;</span>,                 <span class="comment">// 删除最后一个换行</span></span><br><span class="line">        ];</span><br><span class="line">        <span class="variable">$replace</span> = [</span><br><span class="line">            <span class="string">&quot;<span class="subst">$1</span>&quot;</span>,</span><br><span class="line">            <span class="string">&quot;&quot;</span>,</span><br><span class="line">            <span class="string">&quot;&quot;</span>,</span><br><span class="line">            <span class="string">&quot;<span class="subst">$1</span>&quot;</span>,</span><br><span class="line">            <span class="string">&quot;\t&quot;</span>,</span><br><span class="line">            <span class="string">&quot;&quot;</span>,</span><br><span class="line">        ];</span><br><span class="line">        <span class="variable language_">$this</span>-&gt;result = <span class="title function_ invoke__">preg_replace</span>(<span class="variable">$pattern</span>, <span class="variable">$replace</span>, <span class="variable">$this</span>-&gt;content);</span><br><span class="line">        <span class="keyword">return</span> <span class="variable language_">$this</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> $this</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="keyword">public</span> <span class="function"><span class="keyword">function</span> <span class="title">save</span>(<span class="params"></span>)</span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="keyword">if</span> (<span class="variable language_">$this</span>-&gt;target_name) &#123;</span><br><span class="line">            <span class="title function_ invoke__">file_put_contents</span>(<span class="variable">$this</span>-&gt;target_name, <span class="variable">$this</span>-&gt;result);</span><br><span class="line">        &#125;</span><br><span class="line">        <span class="keyword">return</span> <span class="variable language_">$this</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> $this</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="keyword">public</span> <span class="function"><span class="keyword">function</span> <span class="title">dump</span>(<span class="params"></span>)</span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="keyword">echo</span> <span class="variable language_">$this</span>-&gt;result;</span><br><span class="line">        <span class="keyword">return</span> <span class="variable language_">$this</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> $this</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="keyword">public</span> <span class="function"><span class="keyword">function</span> <span class="title">download</span>(<span class="params"></span>)</span></span><br><span class="line"><span class="function">    </span>&#123;</span><br><span class="line">        <span class="title function_ invoke__">header</span>(<span class="string">&quot;Content-Type:application/vnd.ms-excel&quot;</span>);</span><br><span class="line">        <span class="title function_ invoke__">header</span>(<span class="string">&quot;Content-Disposition:attachment;filename=<span class="subst">&#123;$this-&gt;target_name&#125;</span>&quot;</span>);</span><br><span class="line">        <span class="keyword">echo</span> <span class="title function_ invoke__">iconv</span>(<span class="string">&#x27;utf-8&#x27;</span>, <span class="string">&#x27;gbk//TRANSLIT&#x27;</span>, <span class="variable">$this</span>-&gt;result);</span><br><span class="line">        <span class="keyword">return</span> <span class="variable language_">$this</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line">(<span class="keyword">new</span> <span class="title class_">TurnToExcel</span>())</span><br><span class="line">    -&gt;<span class="title function_ invoke__">setFileName</span>(<span class="string">&#x27;data.txt&#x27;</span>)</span><br><span class="line">    -&gt;<span class="title function_ invoke__">setTargetName</span>(<span class="string">&#x27;data1.txt&#x27;</span>)</span><br><span class="line">    -&gt;<span class="title function_ invoke__">run</span>()</span><br><span class="line">    -&gt;<span class="title function_ invoke__">save</span>();</span><br></pre></td></tr></table></figure>


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